Home / 26,406.84-39,613.68-10,820.76

Finding the Fourth Proportional to 26,406.84, 39,613.68 and 10,820.76

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Solution

The fourth proportional to 26,406.84, 39,613.68 and 10,820.76 is: 16,232.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,406.84 : 39,613.68 = 10,820.76 : x
  2. Step 2: Convert to fraction form
    26,406.84/39,613.68 = 10,820.76/x
  3. Step 3: Cross multiply
    26,406.84x = 39,613.68 × 10,820.76
  4. Step 4: Simplify right side
    26,406.84x = 428,650,124.00
  5. Step 5: Solve for x
    x = 428,650,124.00/26,406.84
  6. Step 6: Final answer
    x = 16,232.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.